How to get the screen coords of the node?

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  --------------------------------------
  
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  Jason 2 1
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  Thank you very much

  Like this?

  SQL> with t as
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   17  /
  
          ID NAME   CONNECT_BY_ROOT(ID)
  ---------- ------ -------------------
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• How to get the node root for a child to help connect by front

  Hello
  
  I searched in many places to do that, but not able to get the exact o/p sp poster my question here.
  
  I have a table with columns parent_id, child_id and. This parent_child levels can be a lot, but my goal is to find the ultimate parent (do not know the right term)
  as if I have a = xyz child_node and its parent company = pqr and her parents = lmn, that might be the ultimate parent is not any other parent.
  
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  Help, please.
  
  Thank you
  Aashish

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  SELECT position_id,parent_position_id
  FROM position
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  2. When you want to find all childs position = 100:

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• How to get the element selected listfield and goto next page?

  Assalaamualikum

  I try parsing the XML from a url and show in listfield.

  problem:

  How to get the selected item and passing the variable and than goto next page?

  my code:

  package parsepack;

  import java.io.IOException;
  import java.io.InputStream;
  import java.util.Vector;

  Import javax.microedition.io.Connector;
  Import javax.microedition.io.StreamConnection;

  Import net.rim.device.api.system.Bitmap;
  Import net.rim.device.api.system.Display;
  Import net.rim.device.api.ui.DrawStyle;
  Import net.rim.device.api.ui.Field;
  Import net.rim.device.api.ui.FieldChangeListener;
  Import net.rim.device.api.ui.Graphics;
  Import net.rim.device.api.ui.Manager;
  Import net.rim.device.api.ui.UiApplication;
  Import net.rim.device.api.ui.component.ListField;
  Import net.rim.device.api.ui.component.ListFieldCallback;
  Import net.rim.device.api.ui.container.MainScreen;
  Import net.rim.device.api.ui.container.VerticalFieldManager;
  Import net.rim.device.api.xml.parsers.DocumentBuilder;
  Import net.rim.device.api.xml.parsers.DocumentBuilderFactory;

  to import org.W3C.DOM.document;
  Import org.w3c.dom.Node;
  Import org.w3c.dom.NodeList;

  extends xmlparsing public class UiApplication implements ListFieldCallback, FieldChangeListener
  {

  Public Shared Sub main (String [] args)
  {
  xmlparsing app = new xmlparsing();
  app.enterEventDispatcher ();
  }

  public long mycolor;
  Connection _connectionthread;
  private static ListField _list;
  private static Vector listElements is new Vector();.
  public display display = new MainScreen();
  MainManager VerticalFieldManager;
  VerticalFieldManager subManager;

  public xmlparsing()
  {
  Super();
  pushScreen (screen);

  final Bitmap Imagearriereplan = Bitmap.getBitmapResource ("blackbackground.png");

  mainManager = new VerticalFieldManager(Manager.NO_VERTICAL_SCROLL |) Manager.NO_VERTICAL_SCROLLBAR)
  {

  public void paint (Graphics graphics)
  {
  graphics.drawBitmap (0, 0, Display.getWidth (), Display.getHeight (), Imagearriereplan, 0, 0);

  Super.Paint (Graphics);
  }

  };

  subManager = new VerticalFieldManager(Manager.VERTICAL_SCROLL |) Manager.VERTICAL_SCROLLBAR)
  {
  protected void sublayout (int maxWidth, maxHeight int)
  {
  int displayWidth = Display.getWidth ();
  int displayHeight = Display.getHeight ();

  Super.sublayout (displayWidth, displayHeight);
  setExtent (displayWidth, displayHeight);
  }
  };

  Screen.Add (mainManager);

  _list = new ListField()

  {

  public void paint (Graphics graphics)

  {
  graphics.setColor ((int) mycolor);
  Super.Paint (Graphics);

  }

  };
  myColor = 0x00FFFFFF;
  _list. Invalidate();
  _list.setEmptyString ("* only supplies not available *", DrawStyle.HCENTER "");
  _list.setRowHeight (50);
  _list.setCallback (this);
  mainManager.add (subManager);
  listElements.removeAllElements ();
  _connectionthread = New Connection();
  _connectionthread. Start();
  }

  protected boolean navigationClick (int status, int time)
  {
  Try
  {
  Here, go to another screen if you need.

  }
  catch (System.Exception e)
  {
  System.out.println ("Exception:-: navigationClick()" + try ());
  }
  Returns true;
  }

  private class login extends thread
  {
  Public connection()
  {
  Super();
  }

  public void run() {}
  Doc document;
  StreamConnection conn = null;
  InputStream is = null;
  try {}

  Conn = Connector.open (StreamConnection) ("http://ec2-54-248-241-248.ap-northeast-1.compute.amazonaws.com/koperasi-akr-trial/cgi-bin/gw-pinjama...

  DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance ();
  docBuilderFactory.setIgnoringElementContentWhitespace (true);
  docBuilderFactory.setCoalescing (true);
  DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder ();
  docBuilder.isValidating ();
  is = conn.openInputStream ();
  doc = docBuilder.parse (is);
  doc.getDocumentElement () .normalize ();
  List of NodeList = doc.getElementsByTagName ("ID");
  for (int i = 0; i)< list.getlength();="" i++)="">
  Node node = list.item (i) .getFirstChild ();
  listElements.addElement (textNode.getNodeValue ());
  }
  } catch (Exception e) {}
  System.out.println (try ());
  } {Finally
  If (is! = null) {}
  try {is.close ();
  } catch (IOException ignored) {}
  } If (conn! = null) {}
  Try {conn.close () ;}
  catch (IOException ignored) {}
  }} UiApplication.getUiApplication () .invokeLater (new Runnable() {}
  public void run() {}
  _list. SetSize (listElements.Size ());
  subManager.add (_list);
  Screen.Invalidate ();
  }
  });
  }

  }

  ' public void drawListRow (list ListField, Graphics g, int index, int y, int w)
  {
  Your string = (String) listElements.elementAt (index);
  int yPos = 0 + y;
  g.drawLine (0, yPos, w, yPos);
  g.drawText (, 5, 15 + y, 0, w);
  }

  public {get {Object (ListField list, int index)
  {
  Return listElements.elementAt (index);
  }
  public int indexOfList (String prefix, ListField list, int, string)
  {
  Return listElements.indexOf (prefix, string);
  }
  public int getPreferredWidth (ListField list)
  {
  Return Display.getWidth ();
  }
  public final void insert (String toInsert, int index) {}
  listElements.addElement (toInsert);
  }

  ' Public Sub fieldChanged (field field, int context) {}

  }
  }

  Thank you.

  I told you that replace the navigationclick() method where initialize you your listfield

  as I think that changing your code and then answer me

  _list = new ListField()
  {
  protected boolean navigationClick(int status, int time)
  {
    Dialog.inform("hi");
    return true;
  }
  
  public void paint(Graphics graphics)
  {
  graphics.setColor((int) mycolor);
  super.paint(graphics);
  }
  };
  

• How to get the targeted object

  can you tell, how to get the object currently targeted in a class

  for example, if I use the labelfield that has his focus, how to get and make changes to the text of labelfield

  I hope that you can get that I tried 2 say

  Thank you

  Not in a class, screen...

  Features screen with a method called getFieldWithFocus...

  Check it out...

  See you soon...

• How to get the current location in the event thread?

  Hello!

  Can U pls tell me how to get the location where the thread object, it is in method() execution of MenuItem. PLS, tell me-

  I also used the different thread for the getLocation() method. But I do not have the coords of geo location...

  PLS, suggest me-

  My code is as below:

      private MenuItem getGeoCodes=new MenuItem("Current Coords",100,1){
  
                               public void run(){
                                   double[] coords=getLocationCoords();
                                   this.wait(12000);
                                   System.out.println("Latitude :"+coords[0]+" "+"Longitude:"+coords[1]);
                               }
  
                   };
  
      private double[] getLocationCoords(){
          Criteria criteria = new Criteria();
          criteria.setHorizontalAccuracy(500);
          criteria.setVerticalAccuracy(500);
          LocationProvider locationProvider = LocationProvider.getInstance(criteria);
          Location location=null;
          new Thread(){
             public void run(){
                     locationProvider.getLocation(60);
             }
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          QualifiedCoordinates qualifiedCoordinates=location.getQualifiedCoordinates();
          double[] coords=new double[]{qualifiedCoordinates.getLatitude(),qualifiedCoordinates.getLongitude()}   ;
           return coords;
      }
  

  But I myself NullPointerException. Coordinates get successfully, if we run the location capability in different function, rather than the event thread.

  Please help me-

  In my opinion, which may be too complicate things a bit. I think he's trying to do is register a LocationListener with his object of LocationProvider. Callback methods, send a message to the UI event thread as follows (no need to spawn threads):

  UiApplication.getUiApplication().invokeLater( new Runnable() {
      public void run()
      {
          // This code will execute on the event thread
      }
  });
  

  EDIT: If your interval is short, you can consider implementing this executable as a class and store an instance in the front.

• How to get the value of the TextField on Buton FieldChangeListener

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  constructor

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  using design in the same screen
    
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  You must ensure that your FieldChangeListener has access to the object of txtvalue, while it can make a

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